Butterick 3390 1946 Mid 1940s Dance Dress or Evening Gown: "When you want to look your most enchanting, wear this lovely-as-a-portrait dirndl dance dress. View A- Low neckline and wide shaped inset midriff. View B- High, swathed neckline, bare midriff in the front, and a large, soft bow at the waist. Featured in Butterick Pattern Magazine, Summer 1945